15997996125

Names of 15997996125

• Cardinal: 15997996125 can be written as Fifteen billion, nine hundred ninety-seven million, nine hundred ninety-six thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.5997996125 × 10¹⁰

Factors of 15997996125

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 427

Divisors of 15997996125

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 125 135 225 243 375 405 419 675 729 1125 1215 1257 2025 2095 3375 3645 3771 6075 6285 10125 10475 11313 18225 18855 30375 31425 33939 52375 56565 91125 94275 101817 157125 169695 175561 282825 305451 471375 509085 526683 848475 877805 1414125 1527255 1580049 2545425 2633415 4242375 4389025 4740147 7636275 7900245 12727125 13167075 14220441 21945125 23700735 38181375 39501225 42661323 65835375 71102205 118503675 127983969 197506125 213306615 355511025 592518375 639919845 1066533075 1777555125 3199599225 5332665375 15997996125
• Sum of all divisors σ(n): 30006168348
• Sum of proper divisors (its aliquot sum) s(n): 14008172223
• 15997996125 is a deficient number, because the sum of its proper divisors (14008172223) is less than itself. Its deficiency is 1989823902

Bases of 15997996125

• Binary: 1110111001100011100000110001011101₂
• Hexadecimal: 0x3B98E0C5D
• Base-36: 7CKSKT9

Squares and roots of 15997996125

• 15997996125 squared (15997996125²) is 255935880015515015625
• 15997996125 cubed (15997996125³) is 4094461216736674159848064453125
• The square root of 15997996125 is 126483.1851472757
• The cube root of 15997996125 is 2519.7368985521

Scales and comparisons

• 15,997,996,125 seconds is equal to 508 years, 35 weeks, 4 days, 23 hours, 48 minutes, 45 seconds.
• To count from 1 to 15,997,996,125 would take you about one thousand and seventeen years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 15997996125 cubic inches would be around 210 feet tall.

Recreational maths with 15997996125

• 15997996125 backwards is 52169979951
• The number of decimal digits it has is: 11
• The sum of 15997996125's digits is 63
• More coming soon!